Prepare, maintain, and operate medical imaging equipment. Prepare and position patients for testing. Conduct Electrocardiogram, Echocardiogram, Stress Test, and Stress Echo to record patients' cardiac activity. Obtain and record patient identification, medical history and test results. Assess cardiac physiology and calculate valve areas from blood flow velocity measurements. Compare measurements of heart wall thickness and chamber sizes to standard norms to identify abnormalities. Prepare a report for physician evaluation and transmit report from machine to EchoPac for physician review and signature. Keep inventory of supplies and report to management need for reordering. Keep equipment and Cardiac room in order and clean.